38 lines
1.3 KiB
C#
38 lines
1.3 KiB
C#
using ConsoleApp2.Const;
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using ConsoleApp2.HostedServices.Abstractions;
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using ConsoleApp2.Services;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.Hosting;
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using Microsoft.Extensions.Logging;
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namespace ConsoleApp2.HostedServices;
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// 空输出服务，测试用
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public class VoidOutputService : IOutputService
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{
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private readonly ILogger _logger;
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private readonly DataRecordQueue _consumerQueue;
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private readonly ProcessContext _context;
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public VoidOutputService([FromKeyedServices(ProcessStep.Consumer)] DataRecordQueue consumerQueue,
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ProcessContext context, ILogger<VoidOutputService> logger)
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{
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_consumerQueue = consumerQueue;
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_context = context;
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_logger = logger;
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}
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public Task ExecuteAsync(CancellationToken stoppingToken)
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{
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_logger.LogInformation("***** Void output service started, thread id: {ThreadId} *****", Environment.CurrentManagedThreadId);
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while (!_context.IsTransformCompleted || _consumerQueue.Count > 0)
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{
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if (_consumerQueue.TryDequeue(out var record))
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_context.AddOutput();
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}
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_context.CompleteOutput();
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_logger.LogInformation("***** Void output service completed *****");
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return Task.CompletedTask;
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}
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} |